and now, john stossel. >> john: sun zillions of with yoyouwill make a belt on the sur bowl. if you're a baltimore fan, your team is expected to lose. how can you make a bet that's fair to you? by taking the point spreads which at the moment is about three and a half points. that means san francisco could win and you could still win your bet on baltimore. this makes betting more interesting and makes watching the gamewi more fun. fine. except where does that point spread come from? from bookies, professional bet takers. that's illegal in most of america, and yet these point spreads are everywhere. billions will be bet on this year's game, most of it illegally. isn't it time we legalize gambling? i asked people in times square. >> should betting on sports be allowed? >> never. >> it encourages people, poor people, to spend money they don't have. >> john: america's politicians they've banned many gambling like gambling on the internet.ambling they say things like it's not the right moral choice or sound public policy. there are enough dysfunctional families. my guests tonight s